Lesson 6 - Chemicals And Toxins Flashcards
1
Q
What is the difference between mutualism and predation?
A
In mutualism both are benefited, and in predation one is killed and the other eats it.
2
Q
What are artificial nutrients and fertilisers used for?
A
They are used to replenish the soil.
3
Q
What does adding extra nutrients to plants do to the crops?
A
This increases the productivity of the crop, allowing it to grow faster and bigger.
4
Q
What are natural fertilisers?
A
They are produced from organic matter which decomposes to feed the soil and the plant.
5
Q
What are artificial fertilisers?
A
Artificial fertilisers are inorganic pure chemicals which feed the soil but do not add to soil quality.
6
Q
What is/are some big issues with fertilisers?
A
They can get washed away and will go into lakes/oceans.
7
Q
A
